The Senate's top 10: Harry Reid ranks his favorite bills

Like David Letterman, the Senate's leading Democrat has his own Top 10 list — and immigration is at the top.Under Senate custom, Senate Majority Leader Harry Reid has taken the first 10 bills to be filed this session for himself, putting placeholders for legislation on immigration, gun control and education in the top three slots.Though they don't have any effect on the legislative process, the bill numbers are a good sign of what the Senate leadership will fight for and …